 html,body,#app,.el-container{
     margin: 0px;
     padding: 0px;
     height: 100%;
 }

 .el-header{
    background-color: #B3C0D1;
    color: #333;
    /* 向左靠边 */
    text-align: left;
    line-height: 80px;
    /* 字体大小设置 */
    font-size: 40px;

  }

  .el-footer {
    background-color: #B3C0D1;
    color: #333;
    text-align: center;
    line-height: 40px;
  }


  .el-aside {
    background-color: #D3DCE6;
    color: #333;
    text-align: center;
    line-height: 200px;
  }

  .el-main {
    background-color: #E9EEF3;
    color: #333;
  }

